package cn.edu.scau.cmi.luochenghao.chapter09;
import java.util.Calendar;

class CalendarBean{
	String[] day;
	int year=0,month=0;
	public void setYear(int year) {
		this.year=year;
	}
	public void setMonth(int month) {
		this.month=month;
	}
	public String[] getCalendar() {
		String[] a=new String[42];
		Calendar rili=Calendar.getInstance();
		rili.set(year, month-1,1);
		int weekDay=rili.get(Calendar.DAY_OF_WEEK)-1;
		int day=0;
		if(month==1||month==3||month==5||month==7||month==8||month==10||month==12)
			day=31;
		if(month==4||month==6||month==9||month==11)
			day=30;
		if(month==2) {
			if(((year%4==0)&&(year%100!=0))||(year%400==0))
				day=29;
			else day=28;
		}
		for(int i=0;i<weekDay;i++){
			a[i]=" ";
		}
		for(int i=weekDay,n=1;i<weekDay+day;i++) {
			a[i]=String.valueOf(n);
			n++;
		}
		for(int i=weekDay+day;i<a.length;i++) 
			a[i]= " ";
			return a;
	}
	
}

public class Example9_16 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		CalendarBean cb=new CalendarBean();
		cb.setYear(2011);
		cb.setMonth(7);
		String[] a=cb.getCalendar();
		char[] str="日一二三四五六".toCharArray();
		for(char c:str)
			System.out.printf("%3c", c);
		for(int i=0;i<a.length;i++) {
			if(i%7==0)
				System.out.println("");
			System.out.printf("%4s",a[i]);
		}
	}

}
